In a Tap changing transformer, tap is connected in the primary side or secondary side?

DWQA Questions › Category: Transformer › In a Tap changing transformer, tap is connected in the primary side or secondary side?

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How Engineering Works Staff asked 7 years ago

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How Engineering Works Staff answered 7 years ago

Answer: Tapings are connected to high voltage winding side, because of low current. If we connect tapings to low voltage side, sparks will produce while tap changing operation due to high current.

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